102331011221011 has 8 divisors (see below), whose sum is σ = 102731075480880. Its totient is φ = 101931092528928.

The previous prime is 102331011221003. The next prime is 102331011221081. The reversal of 102331011221011 is 110122110133201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102331011221011 - 2³ = 102331011221003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102331011221011.

It is not an unprimeable number, because it can be changed into a prime (102331011221081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34983136 + ... + 37795261.

It is an arithmetic number, because the mean of its divisors is an integer number (12841384435110).

Almost surely, 2^{102331011221011} is an apocalyptic number.

102331011221011 is a deficient number, since it is larger than the sum of its proper divisors (400064259869).

102331011221011 is an equidigital number, since it uses as much as digits as its factorization.

102331011221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72783893.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 102331011221011 its reverse (110122110133201), we get a palindrome (212453121354212).

The spelling of 102331011221011 in words is "one hundred two trillion, three hundred thirty-one billion, eleven million, two hundred twenty-one thousand, eleven".